300-630 · Question #9
An engineer must allow routes learned from one L3Out to be advertised out another L3Out. The engineer does not have an explicit list of all the routes that must be advertised out, however, they know…
The correct answer is A. Enable Export Route Control Subnet and enable Aggregate Export. When allowing routes learned from one L3Out to be advertised out another L3Out, the Export Route Control Subnet should be enabled, and Aggregate Export should also be enabled. This configuration allows the necessary routes within the specified CIDR block to be aggregated and…
Question
An engineer must allow routes learned from one L3Out to be advertised out another L3Out. The engineer does not have an explicit list of all the routes that must be advertised out, however, they know that they are all part of the 10.16.0.0/16 CIDR block. Which attributes must be selected under Ext-EPG to allow the necessary routes to be advertised out?
Options
- AEnable Export Route Control Subnet and enable Aggregate Export
- BDisable Shared Route Control Subnet and enable Aggregate Shared Routes
- CEnable Export Route Control Subnet and disable Aggregate Shared Routes
- DEnable Export Route Control Subnet and enable Shared Route Control Subnet
How the community answered
(43 responses)- A79% (34)
- B12% (5)
- C2% (1)
- D7% (3)
Explanation
When allowing routes learned from one L3Out to be advertised out another L3Out, the Export Route Control Subnet should be enabled, and Aggregate Export should also be enabled. This configuration allows the necessary routes within the specified CIDR block to be aggregated and advertised out, facilitating efficient route advertisement without the need for an explicit list of all x/ACI_Best_Practices/b_ACI_Best_Practices/b_ACI_Best_Practices_chapter_01001.html
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